Classifications

• • C—CHEMISTRY; METALLURGY
  • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
  • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
  • C08G18/00—Polymeric products of isocyanates or isothiocyanates
  • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
  • C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
  • C08G18/81—Unsaturated isocyanates or isothiocyanates
• • C—CHEMISTRY; METALLURGY
  • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
  • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
  • C04B26/00—Compositions of mortars, concrete or artificial stone, containing only organic binders, e.g. polymer or resin concrete
  • C04B26/02—Macromolecular compounds
  • C04B26/10—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
  • C04B26/16—Polyurethanes
• • C—CHEMISTRY; METALLURGY
  • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
  • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
  • C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
  • C04B28/02—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing hydraulic cements other than calcium sulfates
• • C—CHEMISTRY; METALLURGY
  • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
  • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
  • C08F290/00—Macromolecular compounds obtained by polymerising monomers on to polymers modified by introduction of aliphatic unsaturated end or side groups
  • C08F290/02—Macromolecular compounds obtained by polymerising monomers on to polymers modified by introduction of aliphatic unsaturated end or side groups on to polymers modified by introduction of unsaturated end groups
  • C08F290/06—Polymers provided for in subclass C08G
  • C08F290/067—Polyurethanes; Polyureas
• • C—CHEMISTRY; METALLURGY
  • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
  • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
  • C08G18/00—Polymeric products of isocyanates or isothiocyanates
  • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
  • C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
  • C08G18/67—Unsaturated compounds having active hydrogen
  • C08G18/671—Unsaturated compounds having only one group containing active hydrogen
  • C08G18/672—Esters of acrylic or alkyl acrylic acid having only one group containing active hydrogen
• • C—CHEMISTRY; METALLURGY
  • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
  • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
  • C08G18/00—Polymeric products of isocyanates or isothiocyanates
  • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
  • C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
  • C08G18/72—Polyisocyanates or polyisothiocyanates
  • C08G18/728—Polymerisation products of compounds having carbon-to-carbon unsaturated bonds and having isocyanate or isothiocyanate groups or groups forming isocyanate or isothiocyanate groups
• • C—CHEMISTRY; METALLURGY
  • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
  • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
  • C08G18/00—Polymeric products of isocyanates or isothiocyanates
  • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
  • C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
  • C08G18/81—Unsaturated isocyanates or isothiocyanates
  • C08G18/8141—Unsaturated isocyanates or isothiocyanates masked
  • C08G18/815—Polyisocyanates or polyisothiocyanates masked with unsaturated compounds having active hydrogen
  • C08G18/8158—Polyisocyanates or polyisothiocyanates masked with unsaturated compounds having active hydrogen with unsaturated compounds having only one group containing active hydrogen
  • C08G18/8175—Polyisocyanates or polyisothiocyanates masked with unsaturated compounds having active hydrogen with unsaturated compounds having only one group containing active hydrogen with esters of acrylic or alkylacrylic acid having only one group containing active hydrogen
• • C—CHEMISTRY; METALLURGY
  • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
  • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
  • C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
  • C04B2111/00474—Uses not provided for elsewhere in C04B2111/00
  • C04B2111/00715—Uses not provided for elsewhere in C04B2111/00 for fixing bolts or the like

Definitions

• the invention relates to new resins which are characterized by a content of curable urea derivatives; new synthetic mortars available with these; Kits for making artificial mortars; the use of resins or synthetic mortars in fastening technology; and new methods of attachment involving the use of these resins or synthetic mortars.
• Mortar compositions for fastening anchoring agents in solid receiving materials are known, which are characterized by a content of radically curable vinyl ester urethane resins (EP 0 432 087).
• the vinyl ester urethane resins serve to improve the strength properties of the resulting mortar compositions. It would be desirable to have improved adhesion properties, especially when using moist or wet substrates, better curing properties at lower temperatures and / or improved post-curing.
• these synthetic mortars have very good adhesion properties even on wet or damp surfaces, an increased polarity and improved low-temperature hardening compared to urethane compounds, as well as a very high stability to alkali and chemicals. They also show very good post-curing and can be flexibly adapted to the respective requirements, for example by using more polar or non-polar starting materials that adhere better to polar or non-polar substrates.
• the invention relates to resins comprising curable urea derivatives which
• “Furthermore” means “in a broader, in particular less preferred embodiment of the invention”.
• “Comprehensive” means “at least containing”, so that further components may also be present, or preferably stands for “containing”.
• “One or more” preferably means “one to four, in particular” one to three “, especially” one or two ".
• a resin is preferably to be understood as meaning those compositions which, as described above or preferably below, contain curable urea derivatives and which may further comprise one or more other additives apart from initiators.
• additives reactive diluents, fillers, accelerators and inhibitors are preferred, which are added in particular in the amounts mentioned below as preferred.
• Primary and / or secondary amino-bearing compounds which are free-radically or further anionically or cationically curable are preferably defined as follows:
• the primary and / or secondary amino group (s) is (are) bound to a radical containing one or more double bonds which are polymerizable.
• residues are, in particular, the esters, furthermore thioesters or amides, of acids bearing vinyl groups or substituted vinyl groups which have the primary or preferably secondary amino group (s) on the remainder of those which contribute to the ester, the thioester or the amide Wear alcohol, thiol or amine component.
• esters, thioesters or amides of acids bearing vinyl groups are in particular those of the formula (A)
• R 1, R 2 and R 3 independently of one another are hydrogen or lower alkyl, in particular hydrogen or methyl; or R 3 is cyano and R 1 and R have the last-mentioned meanings (then primarily anionic polymerization);
• K and L independently of one another represent oxygen or furthermore sulfur or NL *, in which L * denotes hydrogen or a radical selected from alkyl, in particular lower alkyl, cycloalkyl, cycloalkylalkyl, aryl and aryl-lower alkyl, which are unsubstituted or substituted; and
• Y represents unsubstituted or substituted alkylene, unsubstituted or substituted cycloalkylene, arylene, heteroarylene, heteroalkylene or an unsubstituted or substituted mixed aliphatic / aromatic, aliphatic / alicyclic or aliphatic / heterocyclic divalent radical; or K and Y together or K alone mean a divalent heterocyclyl bonded via nitrogen.
• a secondary amino group is a substituted amino group which, in the uncharged state, still bears an N-bonded hydrogen; alkyl, cycloalkyl, cycloalkylalkyl, aryl, arylalkyl, heteroaryl or heteroarylalkyl, which can in each case be substituted or preferably unsubstituted, are suitable as N-substituents.
• a secondary amino group can also be an imino group which is part of an N-containing heterocyclyl radical.
• Compounds bearing mercapto are, in particular, compounds such as the above-mentioned primary amino and / or secondary amino-bearing compounds, in which a mercapto group is present instead of one or more of the free or secondary amino groups.
• Such compounds carry combinations of primary and secondary amino groups, of primary or secondary amino groups and mercapto groups, or all three of these types.
• Preferred are those of these compounds which carry a primary or (preferably) secondary amino group and optionally one or more groups selected independently of one another from primary amino, secondary amino and mercapto.
• compounds which carry only one or more groups of one of these three types in particular those which carry one or more primary or secondary amino groups, especially those which carry one (particularly preferably) or more secondary amino groups.
• Di- or polyisocyanates are especially aliphatic (increase flexibility), cycloaliphatic or aromatic di- or poly-, especially di-, tri- or tetra-isocyanates (serve to reinforce the chain), especially hexane diisocyanate, dimethylendiisocyanate, 1, 4- Diisocyanoatobutane, 1, 5-diisocyanato-2-methylpentane, 1, 8-diisocyanatooctane, 1, 12-diisocyanatododecane, 4, 4 "-diisocyanatodicyclohexylmethane (H12-MDI), isophorone diisocyanate, 1-methylcyclohexane-2, 4- or - 2, 6-diisocyanate, 3-isocyanatomethyl-3, 5, 5-trimethylcyclohexyl isocyanate, or especially aryl-di- or aryl-polyisocyanates, in particular toluenedi-is
• the last-mentioned prepolymers with two or more isocyanato groups are in particular those which, by reaction with di- or polyisocyanates, in particular those mentioned in the last paragraph, in addition to the prepolymers themselves, with di- or higher-functional alcohols (di- or polyols), di- or higher functional amines or di- or higher functional aminols, or mixtures of two or more thereof.
• Hydroxy alcohols are especially di- or higher functional alcohols, e.g. Subsequent products of ethylene or propylene oxide, such as ethanediol, di- or triethylene glycol, propa -
• 1,2- or -1-3-diol dipropylene glycol, other diols, such as 1,2-,
• hydroxyl compounds with aromatic structural units causing chain stiffening hydroxy compounds with unsaturated components to increase the crosslinking density, such as fumaric acid, or branched or star-shaped hydroxy compounds, in particular triple or.
• higher functional alcohols and / or polyethers or polyesters containing their structural units Lower alkanediols are particularly preferred (give divalent radicals -0- lower alkylene-O-).
• Di- or higher-functional amino alcohols are compounds which contain in particular one or more hydroxy and one or more amino groups in one and the same molecule.
• Preferred examples are aliphatic aminols, in particular hydroxy-lower alkylamines (give residues -NH-lower alkylene-0- or -O-lower alkylene-NH-), such as ethanolamine, diethanolamine or 3-aminopropanol, or aromatic aminols, such as 2, 3 - or 4-aminophenol.
• Di- or higher-functional amines are organic amino compounds with 2 or more amino groups, in particular hydrazine, N, N "-dimethylhydrazine, aliphatic di or polyamines, in particular lower alkanediamines (give residues -NH-lower alkyl-NH-), such as ethylenediamine, 1,3-diaminopropane , Tetra- or hexamethylenediamine or diethylenetria in, or aromatic di- or polyamines, such as phenylenediamine, 2,4- and 2,6-toluenediamine, benzidine, o-chlorobenzidine, 2,5-p-dichlorophenylenediamine, 3, 3 " -Dichlor-4, 4'-diamino-diphenylmethane or 4, 4'-diaminodiphenylmethane, polyether diamines (polyethylene oxides with terminal amino groups), or poly- phenyl / polymethylene polyamines,
• di- or higher-functional alcohols amines or amino alcohols
• diols or triols furthermore amino alcohols, diamino alcohols, aminodiols, diamines or triamines, in particular those specifically mentioned.
• the diols, aminols and diamines are particularly preferred, and triols, diamino alcohols, aminodiols or triamines can also be added to them (as star carriers).
• the prepolymers can be formed (produced) simultaneously with the conversion to the curable urea derivatives according to the invention or separately before this conversion.
• the molar ratios of the reaction components are preferably selected such that not too many of the compounds which can be hardened by free radicals, anionically or cationically and which carry one or more secondary amino groups are present, since these would otherwise result in an early chain termination for the prepolymers.
• radicals anionically or cationically curable compound which carries one or more, in particular one, isocyanato groups
• this group is bonded to a radical which contains one or more double bonds which are polymerizable.
• radicals are, in particular, the esters, furthermore thioesters or amides, of vinyl groups or substituted vinyl group-bearing acids which carry the isocyanate group (s) on the remainder of the alcohol, thiol or amine component which contributes to the ester, the thioester or the amide ,
• esters, thioesters or amides of acids bearing vinyl groups are in particular those of the formula (A *)
• R 1, R 2 and R 3 independently of one another are hydrogen or lower alkyl, in particular hydrogen or methyl, or R 3 is cyano and R 1 and R 2 have the last-mentioned meanings (then above all anionic polymerization);
• K and L independently of one another represent oxygen or furthermore sulfur or NL *, in which L * denotes hydrogen or a radical selected from alkyl, in particular lower alkyl, cycloalkyl, cycloalkylalkyl, aryl and aryl-lower alkyl, which are unsubstituted or substituted; and Y for unsubstituted or substituted alkylene, unsubstituted or substituted cycloalkylene, arylene, heteroarylene, heteroalkylene or an unsubstituted or substituted mixed aliphatic / aromatic, aliphatic / alicyclic or aliphatic / heterocyclic divalent radical; or K and Y together or K alone mean a divalent heterocycly
• Two or more primary or secondary amino groups or further organic compounds bearing mercapto groups are, in particular, those organic compounds which have two or further more mercapto groups, preferably unsubstituted amino groups and / or in particular substituted amino groups, which in the latter case only have one hydrogen atom bonded to the nitrogen in the uncharged state have, in particular as defined above, preferably amino groups or in particular secondary amino groups of the formula (B) as defined above.
• the two or more compounds bearing these groups are in particular aliphatic (increase flexibility), cycloaliphatic or aromatic (serve to reinforce the chain) di- or poly-, especially di-, tri- or tetra- (GR) compounds , in particular di- (GR) -hexane, -1,4-butane, -1,5-2-methylpentane, -1,8-octane, -1, 12-dodecane, -4, 4'-dicyclohexylmethane, -Isophorone, -2,4- or -2, 6- (1-methylcyclohexane), or especially aryl-di- or aryl-poly (GR), especially di- (GR) - toluene, -diphenylmethane, 2, 4 , 4 '-tri- (GR) -diphenylethane, xylyl-ol-1,3- or -1, 4-dii- (GR), where (GR) each
• Halogen is especially fluorine, chlorine, bromine or iodine.
• the prefix "lower” means that the radical in question preferably has up to 7, in particular up to 4, carbon atoms.
• Unsubstituted or substituted alkylene is preferably C-
• Unsubstituted or substituted cycloalkylene is preferably C 3 -C-] 2 -, in particular C 4 -C 8 -cycloalkylene, especially cyclopentanylene, cyclohexanylene or cycloheptanylene, which is unsubstituted or by one or more, in particular up to three, of the substituents for substituted alkylene said substituent is substituted.
• Arylene is in particular the divalent radical of a mono- to pentacyclic aromatic radical having 6 to 30, preferably 6 to 25 carbon atoms, which is unsubstituted or substituted, preferably as described for substituted alkylene, and is in particular phenylene, phenylene substituted by lower alkyl, such as Methylphenylene, the divalent
• Heteroarylene is preferably the divalent radical of a mono- to pentacyclic radical containing at least one heterocycle with one or more ring heteroatoms, in particular 1 to 3 ring heteroatoms selected from N, S and O, which is unsubstituted or substituted, preferably as described for substituted alkylene, and is for example piperidinylene, piperazinylene, pyridin-2, 6-ylene, 2-methylpyridin-2, 4-ylene, phenazin-2, 3-ylene, the divalent radical of 2,5-di (4-phenyl) bound via the phenyl substituents - 1, 3, -oxadiazole or -thiadiazole.
• Heteroalkyl is branched or in particular linear alkyl with up to 100, preferably with up to 20 chain atoms, one or more of which can be heteroatoms, in particular N, S or 0, the rest being carbon atoms.
• Examples are polyoxyethylene or propylene residues or polythioethylene or propylene residues.
• the divalent radical of divalent radical is preferably an alkylene radical as defined above, in particular methylene, while the aromatic part is preferably arylene, the alicyclic Part is preferably defined as cycloalkylene and the heterocyclic part is preferably defined as heteroarylene.
• Alkyl is in particular C 1 -C 24 -, in particular C 1 -C 2 -, especially lower alkyl, which is one or more branches or unbranched (linear), and is unsubstituted or by one or more, in particular up to three, of the substituents mentioned as substituents for substituted alkylene is substituted.
• Methyl, ethyl, n- or isopropyl, or n-, iso- or tert-butyl are preferred.
• Cycloalkyl is preferably C 3 -C 1 2, in particular C 4 -C 8 - cycloalkyl, in particular cyclopropyl, cyclobutyl, cyclopentyl, cyclohexyl or cycloheptyl, which is unsubstituted or substituted by one or more, especially up to three, which as substituents for substituted alkylene substituents mentioned is substituted.
• Cycloalkylalkyl is preferably C4-C16-, in particular C 4 -C 8 -cycloalkylalkyl, in particular cyclopropylmethyl, cyclobutylmethyl, cyclopentylmethyl, cyclohexylmethyl or cycloheptylmethyl, and is unsubstituted or by one or more, in particular up to three, of the substituents for Substituted alkylene substituted substituted.
• Aryl is a mono- to pentacyclic aromatic radical having 6 to 30, preferably 6 to 25, in particular 6 to 14 carbon atoms, which is unsubstituted or substituted, preferably as described for substituted alkylene, especially phenyl or naphthyl.
• Arylalkyl preferably has 7 to 37, in particular 7 to 16, carbon atoms with aryl and alkyl as defined above and is unsubstituted or substituted by one or more, in particular up to three, of the substituents mentioned as substituents for substituted alkylene.
• Heteroaryl is a mono- to pentacyclic radical containing at least one heterocycle with one or more ring heteroatoms, in particular 1 to 3 ring heteroatoms selected from N, S and O, which is unsubstituted or substituted, preferably as described for substituted alkylene, and is, for example, pyrrolyl, thiazolyl , Oxazolyl or pyridyl.
• heteroarylalkyl In heteroarylalkyl, heteroaryl is unsubstituted or substituted and is preferably bonded as last defined and preferably terminally, in particular to methylene, via an unbranched or branched alkylene radical as defined for alkylene.
• N-containing heterocyclyl radical is in particular a mono- to penta-, preferably mono-, bi- or tricyclic heterocyclyl radical with 4 to 20, preferably 5 to 14 ring atoms, with one or more, preferably up to three, ring heteroatoms, preferably selected from N.
• 0 and S which is unsubstituted or substituted by one or more, preferably up to three, substituents, in particular independently selected from halogen, lower alkyl, such as methyl or ethyl, phenyl, phenyl-lower alkyl, lower alkoxy, phenyloxy, phenyl-lower alkoxy, lower alkoxycarbonyl, phenyloxycarbonyl, phenyl-lower alkoxycarbonyl , Nitro and cyano is present, preferably an unsaturated heterocyclyl radical, for example piperidino, piperazino, morpholino, thiomorpholino or the like. Divalent heterocyclyl is preferably corresponding heterocyclylene.
• curable urea derivatives in the resins according to the invention is preferably such that it is in a range from 0.5 to 95, preferably from 5 to 70,% by weight, based on the finished synthetic mortar.
• reactants include, in particular, reactive diluents (comonomers), with which the new constituents based on urea derivatives can react with themselves during curing instead of or in parallel with the reaction.
• reactive diluents compounds
• All olefinically unsaturated compounds suitable for this purpose in particular compounds comprising vinyl groups (including methacrylic or acrylic groups), for example styrene, divinylbenzene, mono-, di- and triacrylates or methacrylates, such as methyl methacrylate, isopropyl methacrylate, isobutyl methacrylate, can be used as reactive diluents.
• BDDMA ethylene glycol diacrylate
• EGDMA ethylene glycol diacrylate
• tert-butylaminoethyl methacrylate or vinyl acetate also alkyl methacrylates (eg C 1 -C 2 o -alkyl, starting materials for "comb polymers") or polyoxyethylene methacrylates, acrylates, -4-styrylalkyl (in particular methyl) esters, vinyl ethers or fumarates, pn-alkyl styrene, n -Alkyl vinyl ether, N- (n-alkyl) maleimide, N-vinylpyrrolidone, N-vinylcarbazole, N, -dimethyl-cyano-fumarate, -methylstyrene, indene or furan; or the like, or mixtures thereof are used.
• alkyl methacrylates eg C 1 -C 2 o -alkyl, starting materials for "
• the resins which comprise the new constituents present on the basis of urea derivatives, can be pre-accelerated with, for example, customary for cold-curing unsaturated polyesters (UP) Pre-accelerators, especially with tertiary aromatic amines or heavy metal salts.
• UP customary for cold-curing unsaturated polyesters
• tertiary aromatic amines in particular N, N-di-lower alkyl or N, N-di (hydroxy-lower alkyl (eg hydroxyethyl)) anilines, toluidines or xylidines, in particular N, N-dimethyl or N, N-diethyl aniline, N, N-dimethyl or N, N-diethyl-toluidine or xylidines, such as N, N-dimethyl-p-toluidine, N, N-diisopropylinden-p-toluidine or N, N-bis (hydroxyethyl) xylidine or toluidine, possible as heavy metal salts, for example carboxylic acid salts of transition metals such as cobalt octanoate, cobalt naphthenate or organic vanadium salts.
• these accelerators are preferably present in a concentration of up to 5% by weight, in particular from 0.01 to
• inhibitors in particular free or sterically hindered quinones, hydroquinones or mono-, di- or trimethylhydroquinones, or phenols, such as 4, 4'-bis (2, 6-di-tert-butylphenol) , 1, 3, 5-trimethyl-2, 4, 6-tris (3, 5-di-tert-butyl-4-hydroxybenzyl) benzene or p-methoxyphenol, phenothiazines or the like can be added.
• the inhibitors are preferably present, based on the mass of the finished synthetic mortar, in an amount of up to 2% by weight, in particular between 0.01 and 1% by weight.
• Fillers in particular mineral or mineral-like fillers such as quartz, glass, porcelain, corundum, ceramics, talc, silica (e.g. pyrogenic silica), silicates, clay, titanium dioxide, chalk, basalt, heavy spar, feldspar, aluminum hydroxide, are used in particular as additional additives , Granite or sandstone, polymeric fillers such as thermosets, hydraulically curable fillers such as gypsum, quicklime or Cement (e.g. Portland or alumina cement), metals such as aluminum, carbon black, also wood, mineral or organic fibers, or the like, or mixtures of two or more thereof.
• mineral or mineral-like fillers such as quartz, glass, porcelain, corundum, ceramics, talc, silica (e.g. pyrogenic silica), silicates, clay, titanium dioxide, chalk, basalt, heavy spar, feldspar, aluminum hydroxide, are used in particular as additional additives , Granite or sandstone, polymeric fillers such
• the fillers can be in any form, for example as powder or flour, or as shaped bodies, for example in the form of cylinders, rings, spheres, platelets, rods, saddles or crystals, or furthermore in the form of fibers, and the corresponding Base particles preferably have a maximum diameter of 0.001 to 10 mm.
• Fillers, based on the mass of the finished synthetic mortar, are preferably present in a total amount of 3 to 85, preferably 5 to 70% by weight.
• additives are also thixotropic agents, e.g. fumed silica, dyes or pigments, plasticizers, such as phthalic or sebacic acid esters, stabilizers, antistatic agents, thickeners or the like, all of which, based on the finished synthetic mortar, preferably in an amount of up to 15, preferably between 0.01 and 5 % By weight.
• Solvents can also be present, preferably in an amount of up to 30% by weight, based on the finished synthetic mortar, for example from 1 to 20% by weight, such as lower alkyl ketones, e.g.
• di-lower alkyl lower alkanoylamides such as dimethylacetamide
• lower alkyl benzenes such as xylenes or toluene
• phthalic acid esters or paraffins or water.
• Anionic, cationic or radical initiators are used for curing.
• radical-forming compounds are used as initiators for curing the resins, primarily organic peroxides, such as diacyl peroxides, for example diacetyl peroxide, benzoyl or bis (4-chlorobenzoyl) peroxide, ketone peroxides, such as methyl ethyl ketone peroxide or cyclohexanone peroxide, or alkyl peresters, such as tert-butyl perbenzoate, or use azo initiators, such as azonitriles, for example azobisisobutyronitrile or 2,2'-azobis (2,4-dimethylvaleronitrile, azoesters, such as dimethyl-2 , 2'-azobisisobutyrate, azoamides, such as 2, 2'-azobis [2-methyl-N- (2-hydroxyethyl) propionamide], azoalkanes, such as 2, 2'-azobis (2-methylpropane),
• organic peroxides such
• Metal alkyls, alcoholates, metal amides or metal hydroxides, for example sodium amide, or OH ions from atmospheric moisture or moisture in the masonry serve, for example, as initiators for anionic polymerization (usable, for example, in the case of ⁇ -cyanoacrylates).
• initiators for cationic polymerisation for example in the case of vinyl ethers, Lewis acids such as boron fluoride, aluminum chloride, titanium (IV) chloride or tin (IV) chloride are suitable. Radical polymerization is preferred.
• hardener includes above and below pure initiators or desensitized hardeners (initiators in the narrower sense) with or without addition of filler and / or addition of solvent, in other words, the complete hardener component.
• the amount of hardener, based on the mass of the finished synthetic mortar, is in the range from 0.1 to 30, preferably from 0.5 to 25,% by weight.
• the hardener can be in the non-curable component (especially the isocyanate component) or in a suitable manner, e.g. in micro-encapsulated form, also incorporated into the curable component.
• An artificial mortar according to the invention can be obtained by curing a resin containing curable urea derivatives, as described above or preferably below, after adding a hardener and optionally further additives, for example the product of curing within a hole, e.g. a borehole.
• the synthetic mortar is preferably produced by mixing the resin containing curable urea derivatives or their precursors, either in situ (for example in a hole such as a borehole) or beforehand outside of the same, for example within a static mixer, with a hardener and, if desired, others Additions as described above and below.
• a kit for producing an artificial mortar according to the present invention is to be understood as one which comprises a resin comprising a curable urea derivative according to the invention; this means, in particular, equipment which makes it possible for the components for producing a mortar obtainable as described above and below to contain a resin according to the invention containing curable urea derivatives, the hardener (as a powder, paste or emulsion) and possibly further reactants and additives at the desired point, for example directly in front of or in a hole, to be mixed and, if necessary, introduced so that curing can take place there.
• the hardener as a powder, paste or emulsion
• squeezing devices such as squeeze guns and / or static mixers or nozzles / cannulas for squeezing.
• Combinations of two containers are preferred, one of which contains the resin and optionally further additives, in particular fillers, diluents and accelerators, while the other contains the hardener, optionally also other additives, which, however, can also be wholly or partly accommodated in further containers , contains.
• their wall material for example glass
• the resins according to the invention containing curable urea derivatives are used primarily by introducing them at locations where fastening means are to be anchored, for example in holes such as boreholes, with them beforehand or simultaneously with a hardener, preferably as described above, and if desired, further additives, preferably as described above, are added and mixed, in particular in the proportions given above.
• the mixing is preferably carried out by introducing the anchoring agent, in the case of using separate containers or, in particular, by pushing guns with cartridges in which the components are mixed in a static mixer, in particular shortly before the anchoring agent is introduced.
• the synthetic mortar is used in particular by introducing it into the desired locations to which anchoring means are to be fastened, in particular holes, such as boreholes, in a form which has not or has not yet fully hardened and is finally hardened in situ.
• the fastening means for example anchors, can be introduced, for example, by driving in, turning, pressing in or combinations thereof.
• the invention preferably relates to a resin in which, as the radical, anionic or cationically curable compound mentioned for the preparation variant (i), which carries one or more groups selected from primary amino groups, secondary amino groups and mercapto, in particular one or more secondary amino groups, an ester, thioester or amide of a vinyl group or substituted vinyl group-bearing acid is used which bears the said group (s) on the remainder of the alcohol, thiol or amine component which contributes to the ester, thioester or amide, and as di- or Polyisocyanate an aliphatic, cycloaliphatic.es or aromatic di- or polyiosocyanate is used, or a prepolymer with two or more isocyanato groups; or as a free-radically, anionically or cationically curable compound mentioned for variant (ii) which carries one or more isocyanato groups, an ester, thioester or amide of an acid carrying vinyl groups or substituted
• a resin in particular according to the preceding paragraph, which comprises a curable urea derivative obtainable according to variant (i), characterized in that the (radical, anionic or cationic) curable compound which bears a primary or, in particular, secondary amino group is one of the Formula (I),
• R 1, R 2 and R 3 independently of one another are hydrogen or lower alkyl, in particular hydrogen or methyl; or further
• R 3 is cyano and -i and R 2 have the last-mentioned meanings;
• K and L independently of one another represent oxygen or furthermore sulfur or NL *, where L * is hydrogen or a radical selected from alkyl, in particular lower alkyl, furthermore cycloalkyl, cycloalkylalkyl, aryl and aryl-lower alkyl, which are unsubstituted or substituted;
• Y represents unsubstituted or substituted alkylene, in particular lower alkylene, furthermore unsubstituted or substituted cycloalkylene, arylene, heteroarylene, heteroalkylene or an unsubstituted or substituted mixed aliphatic / aromatic, aliphatic / alicyclic or aliphatic / heterocyclic divalent radical; or furthermore K and Y together or Y alone represent a nitrogen-bound heterocyclyl; and R for hydrogen or preferably for alkyl, in particular lower alkyl, primarily ⁇ -branched lower alkyl, especially isopropyl, isobutyl, sec-butyl, tert-butyl, furthermore for cycloalkyl, such as cyclopropyl, cyclobutyl, cyclopentyl or cyclohexyl, for cycloalkyl alkyl, in particular for cyclohexylmethyl, for aryl, in particular for phenyl
• R 2 and R 3 independently of one another are hydrogen or lower alkyl, in particular hydrogen or methyl, or R 3 is cyano and R 1 and R 2 have the last-mentioned meanings;
• K and L independently of one another represent oxygen or furthermore sulfur or NL *, in which L * represents hydrogen or a radical selected from alkyl, in particular lower alkyl, furthermore cycloalkyl, cycloalkylalkyl, aryl and aryl-lower alkyl, which are unsubstituted or substituted; and
• Y represents unsubstituted or substituted alkylene, unsubstituted or substituted cycloalkylene, arylene, heteroarylene, heteroalkylene or an unsubstituted or substituted mixed aliphatic / aromatic, aliphatic / alicyclic or aliphatic / heterocyclic divalent radical; or either K and Y; Y and N (R); or K, Y and N (R) together in the
• Triisocyanates can be used as starting materials
• X represents the divalent radical of a difunctional alcohol, a difunctional amine or a difunctional amino alcohol which is bonded via the hydroxyl groups and / or the amino groups; in particular for -NH-lower alkylene-NH-, -O-lower alkylene-O- -NH-lower alkylene-O- or - O-lower alkylene-NH-; and n represents an integer between 0 and 100, in particular between 0 and 10; includes.
• resins according to the preceding paragraph which comprise a compound of the formula II in which R 1, R 2 and R independently of one another are hydrogen or lower alkyl, in particular hydrogen or methyl; K and L represent oxygen;
• Y represents lower alkylene
• R represents lower alkyl, primarily -branched lower alkyl, especially isopropyl, isobutyl, sec-butyl, tert-butyl;
• Q stands for a divalent (preferably 4,4'-) radical of diphenylmethane, diphenyl-lower alkyl-methane or diphenyl-lower-alkyl-methane;
• X represents -O-lower alkylene-O-; and
• n stands for an integer between 0 and 10.
• a resin according to one of the last 4 paragraphs above is very preferred, which is suitable for the production of an artificial mortar, characterized in that, in addition to the curable urea derivative, which is present in an amount of 0.5 to 95, preferably 5 to 70,% by weight.
• % is present, also contains other reactants, in particular reactive diluents in a proportion of 1 to 80, preferably 5 to 60% by weight, in particular vinyl groups (including methacrylic or acrylic groups) -containing compounds; and further additives, in particular one or more selected from pre-accelerators, which in an amount up to 5, preferably between 0.01 and 2 wt .-%, inhibitors, in an amount up to 2, preferably from 0.01 to 1 wt % are present, fillers which are present in an amount of 3 to 85, preferably 5 to 65% by weight; and, if desired, further additives selected from thixotropic agents, dyes, pigments, plasticizers, stabilizers, thickeners and antistatic agents, or mixtures of two or more of these additives, which can be present in total in an amount of up to 15% by weight; contains, the quantities refer to the finished synthetic mortar.
• pre-accelerators which in an amount up to 5, preferably between 0.01 and 2 wt .-%, inhibitors
• a resin according to the preceding paragraph in which mono-, di- or tri-acrylates or - methacrylates are used as reactive diluents, pre-accelerators selected from N, N-di-lower alkyl or N, N-di- (hydroxy-lower alkyl) as further additives ) aniline, toluidine and xylidine; and fillers selected from mineral or mineral-like fillers, polymeric fillers, hydraulically curable fillers, metals, carbon black, thermosets, also wood, mineral and organic fibers, or the like, or mixtures of two or more thereof, in particular in each case as defined above, and / or inhibitors, preferably in the amounts indicated as preferred above.
• An artificial mortar is very particularly preferred, obtainable by adding a hardener and, if desired, further additives and / or reactants to a resin according to one of the preceding paragraphs with preferred embodiments of the invention or in particular by curing such a resin.
• an artificial mortar according to the preceding paragraph obtainable by adding a hardener, which may contain one or more initiators and optionally further additives (preferably other than reactive diluents).
• the hardener being one or more initiators in a total amount of 1 to 80, preferably 20 to 60 wt .-%; one or more phlegmatizing agents in a total amount of 1 to 80, preferably 30 to 70% by weight; one or more fillers in a total amount of 0 to 50, preferably 0 to 20, in particular 5 to 20% by weight, and one or more solvents in a total amount of 0 to 60, for example in particular 20 ' to 50 Wt .-%, are present, the quantities refer to the hardener as such.
• an artificial mortar according to one of the last two paragraphs above is particularly preferred, the hardener, based on the mass of the finished synthetic mortar, being used in an amount of 0.1 to 30, preferably 0.5 to 25,% by weight. Also preferred is the use of a resin in accordance with one of the above-preferred resin-reproducing paragraphs for producing an artificial mortar, characterized in that the resin is mixed with a hardener and, if desired, further additives.
• kits which comprises a resin according to a paragraph representing preferred resins, in particular a kit which enables the resin, a hardener and possibly further reactants and additives at the desired point, in particular directly in front of or in a hole to mix so that curing can take place there.
• a method for fastening anchors in holes is also preferred, which comprises the use of a resin according to one of the paragraphs representing preferred resin or an artificial mortar according to one of the preferred synthetic mortars.
• the invention relates in particular to the resins mentioned in the examples, comprising urea derivatives, the synthetic mortars described there and their production and use, and also kits which comprise them.
• the starting materials for the resins and synthetic mortars according to the invention, or their precursors are commercially available and / or can be produced by processes known per se.
• Example 1 cartridge Ml 2 (e.g. for attaching a threaded rod M12) a) The hardener and resin components as the basis for an artificial mortar are separated into the chambers (outer glass (larger ampoule) and inner glass (smaller ampoule, which is contained in the larger one ) a cartridge M12 The following components are used:
• Quartz sand (grain size 1.2-1.8 mm) 9.6 g
• the cartridge described under a) is used as follows: The borehole is cleaned thoroughly, filled with the cartridge and the threaded rod is set rotating and striking.
• Example 2 Injection mortar for 2-chamber cartridge a) The following two components are placed separately in the two chambers of a two-chamber cartridge (as is the case, for example, with the FIS V 360 S injection mortar system from fischerwerke Artur Fischer GmbH & Co. KG, Waldachtal, Germany), filled:
• the volume ratio of A and B components is 5: 1.
• a hole in a hollow block is filled with a sieve sleeve and the artificial mortar is filled in from the edge of the borehole using the cartridge produced under a).
• a threaded rod is pushed in to the base of the sleeve with a slight rotary movement.

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